Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics - Airborne sound insulation in the laboratory under diffuse sound field conditions
NORMA vydaná dňa 25.9.2013
Designation standards: UNE-EN 16272-2:2013
Publication date standards: 25.9.2013
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE